Re: copy limited number of records

From: Chris Gamache <cgg007(at)yahoo(dot)com>
To: "Johnson, Shaunn" <SJohnson6(at)bcbsm(dot)com>, pgsql-general(at)postgresql(dot)org
Subject: Re: copy limited number of records
Date: 2002-11-04 16:10:22
Message-ID: 20021104161022.80886.qmail@web13802.mail.yahoo.com
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SELECT * INTO t_test_table_out FROM t_test_table LIMIT 10;
COPY t_test_table_out TO '/usr/local/home/admin/dev_tbls' USING DELIMITERS ',';
DROP TABLE t_test_table_out;

HTH,

CG

--- Oliver Elphick <olly(at)lfix(dot)co(dot)uk> wrote:
> On Mon, 2002-11-04 at 15:02, Johnson, Shaunn wrote:
> > Howdy:
> >
> > Running PostgreSQL 7.2.1 on RedHat Linux 7.2.
> >
> > I'm using copy to create a bunch of flat files with delimiters
> > and it's going okay. I've been asked, however, that the clients
> > don't actually want ALL of the data in the table; perhaps about
> > 100 or so records for testing.
> >
> > Is there a way to use limit while using the \copy command?
> > (e.g., \copy t_test_tbl to '/usr/local/home/admin/dev_tbls' using
> delimiters
> > ',' limit 10)
> >
> > I know the above doesn't work, but, perhaps there is a work around?
>
> You can use Unix commands:
>
> head -100 /usr/local/home/admin/dev_tbls |
> psql -d your_db -c "COPY t_test_tbl FROM STDIN"
>
> --
> Oliver Elphick Oliver(dot)Elphick(at)lfix(dot)co(dot)uk
> Isle of Wight, UK
> http://www.lfix.co.uk/oliver
> GPG: 1024D/3E1D0C1C: CA12 09E0 E8D5 8870 5839 932A 614D 4C34 3E1D 0C1C
> ========================================
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